CN206207114U - A kind of hand-held material evidence search finds instrument - Google Patents
A kind of hand-held material evidence search finds instrument Download PDFInfo
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- CN206207114U CN206207114U CN201621195007.4U CN201621195007U CN206207114U CN 206207114 U CN206207114 U CN 206207114U CN 201621195007 U CN201621195007 U CN 201621195007U CN 206207114 U CN206207114 U CN 206207114U
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- plate
- connector
- power supply
- set hole
- block tongue
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Abstract
The utility model is related to criminal investigation equipment technical field, and a kind of especially hand-held material evidence search finds instrument.Its illuminating lamp holder including operation handle, the power supply of the tail end for being installed in operation handle and the top for being set in operation handle, clamped set hole is offered on the top surface of power supply, Elastic buckle is symmetrically equiped with the periphery of the circumference profile positioned at clamped set hole, the first connector is equiped with clamped set hole；Illuminating lamp holder includes collector lens, aluminium base lamp plate, reflector group and colour filter cover plate, and colour filter cover plate and collector lens are the quartz glass processed by vacuum deposition coating process；Operation handle include handle shell and be set in handle shell tail end is intraoral and the second connector of the first connector contraposition electrical connection, the contraposition of the second connector is embedded in clamped set hole and is locked on power supply by Elastic buckle.Emitting brightness of the present utility model is high, uniform in light emission, can be widely used in criminal investigation prospecting etc. field, its simple structure, using and it is easy to carry, with very strong practical value.
Description
Technical field
The utility model is related to criminal investigation equipment technical field, and a kind of especially hand-held material evidence search finds instrument.
Background technology
Material evidence search finds that instrument is a kind of using LED as excitation source, using the characteristic such as the brightness of LED is high and monochromaticjty is good
Induction vestige or the luminous equipment of material evidence, are widely used in public security organs, procuratorial organs and people's court, Si Deng departments search site, find material evidence vestige
Deng being particularly well-suited to the public security various material evidence searches in scene and the nondestructive testing of fingerprint；Following functions can be mainly realized,
I.e.：1st, the various biological vestiges of nondestructive testing, such as seminal stain of spot, vaginal fluid, saliva, bloodstain, urine mark, bone tooth
The search of the biological materials such as fragment finds；2nd, the lossless impression of the hand fingerprint directly manifested on the object of part, such as wall of spot,
The semipermeability object such as packing box fingerprint surface, the lossless search of vestige of keeping the seal and manifest；3rd, nondestructive testing is through indenes diketone, indenes three
Ketone or 502 glue etc. manifest or smoke aobvious treated sweat fingerprint etc. and manifests, and fluorescent powder brush shows fingerprint manifestation；4th, inspection human body is received
Extravasated blood, bite mark after wound；Inspection is checked to gunslinging or explosive residue, search discovery of the material such as live suspicious fiber etc..
At present, existing material evidence search finds that instrument, due to being limited by the factor such as structure and Functional Design imperfection, causes
The following defect of its generally existing：When the 1st, finding trace evidence, not enough cause definition not high due to intensity of illumination, and go out optical purity
Not high, veiling glare is more, is not easy to take pictures；2nd, caloric value is high in itself because of LED for material evidence search discovery instrument, produced by long working
High temperature influence whether instrument stability in itself；So, it is general using big in design in view of the importance of heat sinking function
The fuselage cover structure in space increases thermal diffusivity, the volume and weight of the discovery instrument for so designing than larger, no
It is convenient for carrying, is not easy to onsite application.
Therefore, it is necessary to instrument proposes improvement project to be found to the search of existing material evidence, to meet its reality to greatest extent
Using need.
Utility model content
For the deficiency that above-mentioned prior art is present, the purpose of this utility model is that a kind of hand-held material evidence search finds
Instrument.
To achieve these goals, the utility model is adopted the following technical scheme that：
A kind of hand-held material evidence search finds instrument, and it includes：
Power supply, offers a clamped set hole on the top surface of the power supply, is equiped with the clamped set hole
A connector, the periphery of the circumference profile on the top surface of the power supply and positioned at clamped set hole is symmetrically equiped with least one
To Elastic buckle；
Illuminating lamp holder, the illuminating lamp holder includes lamp housing, the collector lens being flush-mounted in the light-emitting window of lamp housing, is installed in lamp
The inwall of radiator in shell and positioned at the opposite side of collector lens, the leading section for being set in radiator and contour edge and lamp housing
The cage plate that is in the light that offsets, it is attached on the front end face of radiator and several LEDs in array distribution is welded with front end face
The aluminium base lamp plate of pearl, it is installed on aluminium base lamp plate and is socketed what the reflector being integrated was constituted one by one with LED lamp bead by several
Reflector group and the colour filter cover plate being covered on the exiting surface of reflector group, the colour filter cover plate are fixed sleeve-board and are gathered by one
Optical lens suit is integrated, and the colour filter cover plate and collector lens are the quartzy glass processed by vacuum deposition coating process
Glass；
With
Operation handle, the operation handle include handle shell, be set in handle shell tail end is intraoral and the first connector contraposition electricity
Second connector of connection, it is installed in handle shell and passes through driving plate that the second connector electrically connects with the first connector and embedding
The controlling switch electrically connected on side wall loaded on handle shell and with driving plate, the second connector contraposition is embedded in clamped set hole
And be locked on power supply by Elastic buckle, the head end of the handle shell is set on lamp housing, and the radiator and aluminium base
Lamp plate is electrically connected by controlling switch with driving plate respectively.
Preferably, the radiating end plate and radiator fan of the radiator including Relative distribution and be held on radiating end plate with
Between radiator fan several in array distribution radiating guide pin；On the side wall of the lamp housing and positioned at the air-out of radiator fan
Side and louvre is offered in the region where radiating fin, the aluminium base lamp plate is attached at the preceding table of radiating end plate
On face, the cage plate that is in the light is set on radiating end plate.
Preferably, first connector includes being fixed in clamped set hole by the first trim ring and being electrically connected with power supply
The first contact plate for connecing, offers electric jack on first contact plate, second connector includes solid by the second trim ring
Tail end due to handle shell is intraoral and the second contact plate for being electrically connected with driving plate, and contraposition inserting is formed with second contact plate
In the plug in electric jack.
Preferably, the power supply is including drain pan, the block tongue fixed plate being set in the top ports of drain pan, by block tongue
Energy-storage battery and be set in the top ports of drain pan and with block tongue fixed plate in simultaneously between-line spacing that fixed plate is packaged in drain pan
The cover plate of distribution, the clamped set hole is distributed through cover plate and block tongue fixed plate, is also embedded with the side wall of the drain pan and connect
Mouth component, the interface module is electrically connected with energy-storage battery；
The Elastic buckle includes block tongue, spring and buckle, and the block tongue is held between block tongue fixed plate and cover plate simultaneously
Positioned at the periphery of the circumference profile in clamped set hole, one end of the spring is fixed on block tongue, the other end and the side wall with drain pan
Offset, the periphery of the circumference profile on the cover plate and positioned at clamped set hole offers radially distributed guiding slide opening, described
Buckle is connected through after being oriented to slide opening with block tongue.
Preferably, the interface module includes that the DC charging inlets being flush-mounted on the side wall of drain pan and several USB fill
Electrical interface.
As a result of such scheme, the utility model can not only ensure light extraction efficiency and spotlight effect, and can
The uniformity of emitting brightness and light extraction is effectively lifted, when trace evidence is found, using the teaching of the invention it is possible to provide the even light of clear no visual interference
Light efficiency, can meet the actual demands such as vestige prospecting, target search, photography evidence obtaining；Meanwhile, illuminating lamp holder is by operation handle and confession
Power supply is connected as one, and can not only realize the quick-assembling between operation handle and power supply with reality using Elastic buckle
The electrical connection (ensureing the normal power supply demand of illuminating lamp holder) of existing first connector and the second connector, and ensure that operation
Structural integrity between handle and power supply；In addition, when operating personnel's holding operation handle, can be by controlling switch reality
Now to the whole convenience for finding instrument manipulation；Its is simple and compact for structure, carry and easy to use, with very strong practical value and
Market popularization value.
Brief description of the drawings
Fig. 1 is the overall structure assembling schematic diagram of the utility model embodiment；
Fig. 2 is the overall structure decomposing schematic representation of the utility model embodiment；
Fig. 3 is the structural decomposition diagram of the illuminating lamp holder of the utility model embodiment；
Fig. 4 is the structural decomposition diagram of the power supply of the utility model embodiment；
Fig. 5 is the structural decomposition diagram of the operation handle of the utility model embodiment.
Specific embodiment
Embodiment of the present utility model is described in detail below in conjunction with accompanying drawing, but the utility model can be by right
It is required that the multitude of different ways for limiting and covering is implemented.
As shown in Figures 1 to 5, a kind of hand-held material evidence search that the utility model embodiment is provided finds instrument, and it includes:
Power supply a, offers a clamped set hole 10 on the top surface of power supply a, is equiped with clamped set hole 10
First connector 20, while the periphery of the circumference profile on the top surface of power supply a and positioned at clamped set hole 10 symmetrically fills
It is provided with least one pair of Elastic buckle 30；
Illuminating lamp holder b, illuminating lamp holder b include lamp housing 40, the collector lens 41 being flush-mounted in the light-emitting window of lamp housing 40, installing
Radiator 42 in the lamp housing 40 and positioned at the opposite side of collector lens 41, the leading section for being set in radiator 42 and contour edge
The cage plate 43 that is in the light that is offseted with the inwall of lamp housing 40, it is attached on the front end face of radiator 42 and is welded with several on front end face
In the aluminium base lamp plate 44 of the LED lamp bead (not shown) of array distribution, it is installed on aluminium base lamp plate 44 and by several and LED
Lamp bead is socketed the reflector group for constituting of reflector 45 and the colour filter being covered on the exiting surface of reflector group being integrated one by one
Cover plate 46, colour filter cover plate 46 is set with collector lens 41 by a fixation sleeve-board 47 and is integrated, and colour filter cover plate 46 and optically focused are saturating
Mirror 41 is using the quartz glass processed by vacuum deposition coating process；
With operation handle c, operation handle c include handle shell 50, be set in handle shell 50 tail end is intraoral and the first connector 20
The second connector 60 of electrical connection is aligned, is installed in handle shell 50 and is electrically connected with the first connector 20 by the second connector 60
Driving plate (not shown) and the controlling switch 51 that is flush-mounted on the side wall of handle shell 50 and is electrically connected with driving plate, second
The contraposition of connector 60 is embedded in clamped set hole 10 and is locked on power supply a by Elastic buckle 30, and the head of handle shell 50
End is set on lamp housing 40, and radiator 42 and aluminium base lamp plate 44 are electrically connected by controlling switch 51 with driving plate respectively.
With this, whole lamp holder can be made to form LED array light source, profit by the cooperation between aluminium base lamp plate 44 and reflector group
Optically focused can be carried out to light source to ensure the light transmittance and emitting brightness of whole light with the effect of reflector 45, using the set that is in the light
Plate 43 ensures the directionality of light extraction, by using the colour filter cover plate 46 and collector lens 41 processed by vacuum deposition coating process
The purity of light can be made (can reach ± 5nm by test) higher, and collector lens 41 then forms separate type point with reflector group
To the spotlight effect put；Thus, can not only ensure light extraction efficiency and spotlight effect, and can effectively be lifted emitting brightness and
The uniformity of light extraction, when trace evidence is found, using the teaching of the invention it is possible to provide the even light efficiency of clear no visual interference, can meet vestige and survey
Examine, target search, photography evidence obtaining etc. actual demand；Meanwhile, illuminating lamp holder b is connected as one by operation handle c and power supply a
Body, can not only realize the quick-assembling between operation handle c and power supply a to realize the first connection using Elastic buckle 30
The electrical connection (ensureing the normal power supply demand of illuminating lamp holder b) of the connector 60 of device 20 and second, and ensure that operation handle c
With the structural integrity between power supply a；In addition, as operating personnel holding operation handle c, can be real by controlling switch 51
Now to the whole convenience for finding instrument manipulation.
To ensure the whole radiating effect for finding instrument, reduce its volume and weight, the radiator 42 of the present embodiment includes phase
To the radiating end plate 421 and radiator fan 422 that are distributed and be held on radiate it is some between end plate 421 and radiator fan 422
The individual radiating guide pin 423 in array distribution；On the side wall of lamp housing 40 and positioned at the air side of radiator fan 422 and positioned at scattered
Louvre 401 is offered in region where hot fin 423, aluminium base lamp plate 44 is attached on the preceding surface of radiating end plate 421,
The cage plate 43 that is in the light is set on radiating end plate 421.With this, the pressure to whole illuminating lamp holder b can be realized using radiator fan 422
Property radiating, using the structural relation of radiating fin 423, may be such that whole radiator has dissipating similar to high density depth tooth pin type
The structure type of backing, by the cooperation with radiator fan 422, can effectively increase the radiating efficiency of radiator, be minimum empty
It is interior to realize that maximum radiating efficiency provides condition, and then find that the volume and weight of instrument provides condition to reduce.
To ensure can quickly to be electrically connected between operation handle c and power supply a, so as to be illuminating lamp holder b's
Normal work provides safeguard, and first connector 20 of the present embodiment includes being fixed in clamped set hole 10 simultaneously by the first trim ring 21
The first contact plate 22 electrically connected with power supply a, electric jack 23, correspondingly, this implementation are offered on the first contact plate 22
Second connector 60 of example include that the tail end for being fixed on handle shell 50 by the second trim ring 61 is intraoral and electrically connected with driving plate the
Two contact plates 62, are formed with the plug 63 that contraposition is plugged in electric jack 23 on the second contact plate 62.In this way, work as to operate
Handle c is aligned sleeve and is locked in the clamped set hole 10 and using Elastic buckle 30, the lucky sleeve of plug 63 in electric jack 23,
So as to realize quick between operation handle c, illuminating lamp holder b and power supply a and easily electrically connect.
To simplify the whole structure for finding instrument to greatest extent, its structural complexity, the power supply a of the present embodiment are reduced
Drain pan 70 is packaged in including drain pan 70, the block tongue fixed plate 71 being set in the top ports of drain pan 70, by block tongue fixed plate 71
Interior energy-storage battery 72 and it is set in the top ports of drain pan 70 and is in the cover plate that is spaced apart parallel with block tongue fixed plate 71
73, clamped set hole 10 is distributed through cover plate 73 and block tongue fixed plate 71, and interface module is also embedded with the side wall of drain pan 70
(it can be made up of such as charging inlet, switching control key, battery capacity indication lamp etc. as the case may be), interface module and energy storage
Battery 72 is electrically connected；Elastic buckle 30 includes block tongue 31, spring 32 and buckle 33, wherein, block tongue 31 is held on block tongue fixed plate
Between 71 and cover plate 73 and be located at clamped set hole 10 circumference profile periphery, one end of spring 32 is fixed on block tongue 31, another
One end is offseted with the side wall with drain pan 70, and the periphery of the circumference profile on cover plate 73 and positioned at clamped set hole 10 is offered along footpath
To (radial direction in i.e. clamped set hole 10) be distributed guiding slide opening 731, buckle 33 through be oriented to slide opening 731 after with the phase of block tongue 31
Even.In this way, placement space can be provided for energy-storage battery 72 using drain pan 70, using cover plate 73 and block tongue fixed plate 71 in drain pan 70
Interior formed interlayer, can provide enough spaces, in normal state, because spring 32 is in for the setting of Elastic buckle 30
Release conditions, now, block tongue 31 and buckle 33 can be extend into embedding in the presence of spring 32 by the periphery in clamped set hole 10
In the set hole 10 of position, after the tail end of operation handle c is inserted in clamped set hole 10, block tongue 31 and buckle 33 can be with handle shells 50
Circumferential side wall occur abutting relation, so as to by operation handle c securely clamping stagnation in clamped set hole 10.
Horn of plenty entirely finds the utility function of instrument, and the interface module of the present embodiment includes being flush-mounted on the side wall of drain pan 70
DC charging inlets 74, several USB charging inlets 75, several battery capacity indication lamps 76 and power switch 77 etc..
Preferred embodiment of the present utility model is the foregoing is only, the scope of the claims of the present utility model is not thereby limited,
Equivalent structure or equivalent flow conversion that every utilization the utility model specification and accompanying drawing content are made, or directly or indirectly fortune
Used in other related technical fields, similarly it is included in scope of patent protection of the present utility model.
Claims (5)
1. a kind of hand-held material evidence search finds instrument, it is characterised in that：It includes
Power supply, offers a clamped set hole on the top surface of the power supply, the first company is equiped with the clamped set hole
Device is connect, the periphery of the circumference profile on the top surface of the power supply and positioned at clamped set hole is symmetrically equiped with least one pair of bullet
Property buckle；
Illuminating lamp holder, the illuminating lamp holder includes lamp housing, the collector lens being flush-mounted in the light-emitting window of lamp housing, is installed in lamp housing
And radiator positioned at the opposite side of collector lens, be set in radiator leading section and the inwall of contour edge and lamp housing offset
The cage plate that is in the light, be attached on the front end face of radiator and several LED lamp beads in array distribution be welded with front end face
Aluminium base lamp plate, be installed on aluminium base lamp plate and be socketed with LED lamp bead that the reflector being integrated constitutes one by one by several it is reflective
Cup group and the colour filter cover plate being covered on the exiting surface of reflector group, it is saturating with optically focused that the colour filter cover plate fixes sleeve-board by one
Mirror sleeve dress is integrated, and the colour filter cover plate and collector lens are the quartz glass processed by vacuum deposition coating process；
With
Operation handle, the operation handle include handle shell, be set in handle shell tail end is intraoral and the contraposition electrical connection of the first connector
The second connector, the driving plate that is installed in handle shell and is electrically connected with the first connector by the second connector and be flush-mounted in
The controlling switch electrically connected on the side wall of handle shell and with driving plate, the second connector contraposition is embedded in clamped set hole and leads to
Cross Elastic buckle to be locked on power supply, the head end of the handle shell is set on lamp housing, and the radiator and aluminium base lamp plate
Electrically connected with driving plate by controlling switch respectively.
2. a kind of hand-held material evidence search as claimed in claim 1 finds instrument, it is characterised in that：The radiator includes relative
Radiating end plate and the radiator fan of distribution and be held between radiating end plate and radiator fan several in array distribution
Radiating guide pin；On the side wall of the lamp housing and positioned at the air side of radiator fan and in the region where radiating fin
Louvre is offered, the aluminium base lamp plate is attached on the preceding surface of radiating end plate, and the cage plate that is in the light is set in radiating end plate
On.
3. a kind of hand-held material evidence search as claimed in claim 1 finds instrument, it is characterised in that：First connector includes
The first contact plate electrically connected in clamped set hole and with power supply is fixed on by the first trim ring, is opened on first contact plate
Electric jack is provided with, second connector is intraoral including the tail end for being fixed on handle shell by the second trim ring and is electrically connected with driving plate
The second contact plate, the plug that is plugged in electric jack of contraposition is formed with second contact plate.
4. a kind of hand-held material evidence search as any one of claim 1-3 finds instrument, it is characterised in that：The power supply
Power supply includes drain pan, the block tongue fixed plate being set in the top ports of drain pan, the storage being packaged in by block tongue fixed plate in drain pan
Battery and can be set in the top ports of drain pan and be in the cover plate that is spaced apart parallel, the clamped set hole with block tongue fixed plate
It is distributed through cover plate and block tongue fixed plate, interface module, the interface module and storage is also embedded with the side wall of the drain pan
Can battery electrical connection；
The Elastic buckle includes block tongue, spring and buckle, and the block tongue is held between block tongue fixed plate and cover plate and is located at
The periphery of the circumference profile in clamped set hole, one end of the spring is fixed on block tongue, the other end offsets with the side wall with drain pan,
The periphery of the circumference profile on the cover plate and positioned at clamped set hole offers radially distributed guiding slide opening, and the buckle is worn
It is connected with block tongue after crossing guiding slide opening.
5. a kind of hand-held material evidence search as claimed in claim 4 finds instrument, it is characterised in that：The interface module includes embedding
DC charging inlets and several USB charging inlets on side wall loaded on drain pan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621195007.4U CN206207114U (en) | 2016-10-28 | 2016-10-28 | A kind of hand-held material evidence search finds instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621195007.4U CN206207114U (en) | 2016-10-28 | 2016-10-28 | A kind of hand-held material evidence search finds instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206207114U true CN206207114U (en) | 2017-05-31 |
Family
ID=58753734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621195007.4U Active CN206207114U (en) | 2016-10-28 | 2016-10-28 | A kind of hand-held material evidence search finds instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206207114U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108287163A (en) * | 2018-04-02 | 2018-07-17 | 刘红兵 | Trace material evidence scene quickly finds instrument |
-
2016
- 2016-10-28 CN CN201621195007.4U patent/CN206207114U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108287163A (en) * | 2018-04-02 | 2018-07-17 | 刘红兵 | Trace material evidence scene quickly finds instrument |
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